Nitrogen in soils, crops and fertilizers
Indian Society of Soil Science
Nitrogen in soils, crops and fertilizers Indian Society of Soil Science - New Delhi Indian Society of Soil Science 1984 - vi, 520 p.; 24cm. - (Bulletin; no. 13) .
631.84 N638I
Nitrogen in soils, crops and fertilizers Indian Society of Soil Science - New Delhi Indian Society of Soil Science 1984 - vi, 520 p.; 24cm. - (Bulletin; no. 13) .
631.84 N638I